Earphone



FIG. 1 is a perspective view of an earphone showing the new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a right side elevational view thereof; and,

FIG. 7 is a left side elevational view thereof.

The broken lines shown in the drawings illustrate portions of the earphone that form no part of the claimed design. 

CLAIM The ornamental design for an earphone, as shown and described. 